Dwyer Instruments 1638-0 Pressure Switch R-410A critical for vertical shaft-up or

critical for vertical shaft-up or shaft-down positioning

Constructed from heavy-duty 3/8-inch welded steel

including 40

Its rugged construction ensures long-term reliability in demanding environments

Dwyer Instruments 1638-0 Pressure Switch R-410A critical for vertical shaft-up orThe Dwyer Instruments 1638 0 Pressure Switch is a high precision, large diaphragm differential pressure switch engineered for critical HVAC and industrial process monitoring. Designed for use with air and non combustible gases, this low pressure switch features an adjustable range of 0. 05" w. c. to 0. 25" w. c., making it ideal for duct air control and sensitive differential pressure sensing. The unit utilizes a single pole double throw (SPDT)